DEVICE FOR PURIFICATION OF WASTE WATER FROM OILS, PETROLEUM, PETROLEUM PRODUCTS Russian patent published in 2022 - IPC C02F1/40 B01D17/22 

FIELD: oil, gas and coke-chemical industry.

SUBSTANCE: device is intended for water treatment from oils, petroleum, petroleum products, lubricating-cooling liquids (LCL) and can be used in machine building, instrument making, at enterprises of oil refining and petrochemical industry. Device comprises tank, purified water supply branch pipe, reflector, purified water discharge branch pipe, contaminated water collection system using closed belt of fibre-porous cellular material (FPCM) moving along rollers and regeneration with squeezing, in which in the regeneration tank there are ultrasonic radiators located in pairs and forming a flat slot for passage of the FPCM belt, there is a water level controller made in the form of a lever-piston system with an iris diaphragm and automatic control of water drain, and the waste water supply branch pipe has a diffuser section in front of the reflector.

EFFECT: higher quality of water purification from oils, petroleum, petroleum products both due to more complete regeneration of the FPCM belt and automatic control of the water level in the tank.

1 cl, 4 dwg